<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>新浪logo网页优化</title>
	<style class="text/css">
		.box{
			width: 143px;
			height: 76px;
			background: url("logo.png");
		}
		a{
			display: inline-block;
			text-indent: -500px;
		}
	</style>
</head>
<body>
	<div class="box">
		<h1>
			<a href="www.baidu.com">新浪</a>
		</h1>
	</div>
</body>
</html>